https://haillk.github.io/tags/%E6%95%B0%E6%8D%AE%E7%BB%93%E6%9E%84/ Recent content in 数据结构 on Haillk-Blog Hugo -- gohugo.io zh-CN Sat, 07 Dec 2019 00:40:52 +0800 https://haillk.github.io/post/Python/%E6%B5%81%E7%95%85%E7%9A%84python%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0-2/ Sat, 07 Dec 2019 00:40:52 +0800 https://haillk.github.io/post/Python/%E6%B5%81%E7%95%85%E7%9A%84python%E5%AD%A6%E4%B9%A0%E7%AC%94%E8%AE%B0-2/ 1、列表推导 列表循环：dummy = [ord(symbol) for symbol in symbols] 传统for循环： 1 2 for symbol in symbols: ... codes.append(ord(symbol)) 带条件的列表推导：beyond_ascii = [ord(s) for s in symbols if ord(s) > 127] 笛卡尔积：tshirt